140557900 has 36 divisors (see below), whose sum is σ = 348585328. Its totient is φ = 48191040.

The previous prime is 140557873. The next prime is 140557909. The reversal of 140557900 is 9755041.

It is not an unprimeable number, because it can be changed into a prime (140557909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99699 + ... + 101098.

Almost surely, 2^140557900 is an apocalyptic number.

140557900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140557900 is an abundant number, since it is smaller than the sum of its proper divisors (208027428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140557900 is a wasteful number, since it uses less digits than its factorization.

140557900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200818 (or 200811 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 140557900 is about 11855.7117036473. The cubic root of 140557900 is about 519.9382323082.

The spelling of 140557900 in words is "one hundred forty million, five hundred fifty-seven thousand, nine hundred".